Each of the portfolios in the federal government’s 401(k)-style retirement savings program gained value last month.

Like other target-date funds, the Federal Thrift Savings Plan’s TSP L Funds are among the retirement plan’s most popular options. The funds, also known as the TSP Lifecycle Funds, accounted for more ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ryan Eichler holds a B.S.B.A with a concentration in Finance from Boston University. He has ...

The federal Thrift Savings Plan continued to evolve throughout 2025. Assets for the world’s largest retirement plan crossed $1 trillion midyear, and TSP now serves more than 7.2 million accounts. The ...